audit-go/main.go

package main

import (
	"fmt"

	auditV1 "dev.azure.com/schwarzit/schwarzit.stackit-core-platform/common-audit.git/gen/go/audit/v1"

	"github.com/bufbuild/protovalidate-go"
	"google.golang.org/protobuf/proto"
	"google.golang.org/protobuf/reflect/protoreflect"
	"google.golang.org/protobuf/reflect/protoregistry"
	"google.golang.org/protobuf/types/known/structpb"
)

func main() {
	agent := "aaa"
	parameters, _ := structpb.NewValue(map[string]any{
		"parameter": "b",
	})
	body, _ := structpb.NewValue(map[string]any{
		"body": "b",
	})
	auditEvent := auditV1.AuditEvent{
		EventName:    "XXX",
		EventTrigger: auditV1.EventTrigger_EVENT_TRIGGER_REQUEST,
		Request: &auditV1.RequestDetails{
			Endpoint:        "XXX",
			SourceIpAddress: "127.0.0.1",
			UserAgent:       &agent,
			Parameters:      parameters.GetStructValue(),
			Body:            body.GetStructValue(),
			Headers: []*auditV1.RequestHeader{
				{
					Key:   "abc",
					Value: "def",
				},
			},
		},
		EventTimeStamp: nil,
		Initiator:      nil,
		Principals:     nil,
		ResourceId:     nil,
		ResourceName:   nil,
		CorrelationId:  nil,
		Details:        nil,
	}

	auditEventBytes, err := proto.Marshal(&auditEvent)
	if err != nil {
		fmt.Println(err.Error())
		return
	}
	payload := auditV1.UnencryptedData{
		Data:         auditEventBytes,
		ProtobufType: fmt.Sprintf("%v", auditEvent.ProtoReflect().Descriptor().FullName()),
	}

	//var version int32 = 0
	routableEvent := auditV1.RoutableAuditEvent{
		EventName:         "A_V1",
		Visibility:        auditV1.Visibility_VISIBILITY_PRIVATE,
		ResourceReference: &auditV1.RoutableAuditEvent_ObjectName{ObjectName: auditV1.ObjectName_OBJECT_NAME_SYSTEM},
		Data:              &auditV1.RoutableAuditEvent_UnencryptedData{UnencryptedData: &payload},
	}

	validator, err := protovalidate.New()
	if err != nil {
		fmt.Println("failed to initialize validator:", err)
	}
	err = validator.Validate(&auditEvent)
	if err != nil {
		fmt.Println(err.Error())
	}

	err = validator.Validate(&routableEvent)
	if err != nil {
		fmt.Println(err.Error())
	}

	routableEventBytes, err := proto.Marshal(&routableEvent)
	if err != nil {
		fmt.Println(err.Error())
		return
	}

	var deserializedRoutableEvent auditV1.RoutableAuditEvent
	err = proto.Unmarshal(routableEventBytes, &deserializedRoutableEvent)
	if err != nil {
		fmt.Println(err.Error())
		return
	}
	if proto.Equal(&routableEvent, &deserializedRoutableEvent) {
		fmt.Println("Event Matched")
	} else {
		fmt.Println("Event Not Matched")
	}
	//fmt.Println(deserializedRoutableEvent.String())

	protoMessage := getProto(deserializedRoutableEvent.GetUnencryptedData().ProtobufType)
	err = proto.Unmarshal(deserializedRoutableEvent.GetUnencryptedData().Data, protoMessage)
	if err != nil {
		fmt.Println(err.Error())
		return
	}
	deserializedAuditEvent, isAuditEvent := protoMessage.(*auditV1.AuditEvent)
	if isAuditEvent {
		fmt.Println(deserializedAuditEvent.String())
	}

	fmt.Println(string(auditEventBytes))
}

func getProto(dataType string) protoreflect.ProtoMessage {
	t, _ := protoregistry.GlobalTypes.FindMessageByName(protoreflect.FullName(dataType))
	m := t.New().Interface()
	return m
}